Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC0WQ callsign genealogy
Currently held by Siegenthaler, Craig R
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by AC0WQ's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held AC0WQ.
- Siegenthaler, Craig RMNgranted 2013-07-09cancelled 2018-03-30